Various Old Postcards

Scanned with 300dpi and not post-processed.
(Right-) click on the images to see or download the large versions.

These are old postcards and I'm not sure about the copyright on these.
If anybody feels his/her rights infringed, please let me know.
I'm willing to remove them or to mention the name of the copyright holder.
My intention is just to bring back a little bit of history.